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For the Inventor, By the Inventor

Nagoya, Japan

Ngk Industries, Ltd.


USPTO Granted Patents = 3

Forward Citations = 12

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4 inventors (with patents filed for the assignee):

goldMedal Hirofumi Yamaguchi (1 out of 59 patents)

silverMedal Yasuyuki Ishihara (1 out of 4 patents)

bronzeMedal Mitsuaki Watanabe (1 out of 2 patents)

4.  Satoru Inoue (1 out of 10 patents)


3 patents:

1. 6805540 - Flap ventlid installing assembly, flap ventlid installing structure and installing method, and mold for molding a tire (2004-10-19),
2. 6541895 - Piezoelectric/electrostrictive film element (2003-04-01),
3. 4834640 - Extrusion-forming jig (1989-05-30),
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USPTO Data Jan 1 1976 - Jan 13 2026

3 Patents

#110 in Nagoya

#8,764 in Japan

...
Nagoya, Japan

Ngk Industries, Ltd.

Forward Citations = 12

4 inventors:

goldMedal Hirofumi Yamaguchi (1 out of 59 patents)

silverMedal Yasuyuki Ishihara (1 out of 4 patents)

bronzeMedal Mitsuaki Watanabe (1 out of 2 patents)

4.  Satoru Inoue (1 out of 10 patents)

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